Home / 165,274.28-228,077.90-93,667.86

Finding the Fourth Proportional to 165,274.28, 228,077.90 and 93,667.86

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Solution

The fourth proportional to 165,274.28, 228,077.90 and 93,667.86 is: 129,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,274.28 : 228,077.90 = 93,667.86 : x
  2. Step 2: Convert to fraction form
    165,274.28/228,077.90 = 93,667.86/x
  3. Step 3: Cross multiply
    165,274.28x = 228,077.90 × 93,667.86
  4. Step 4: Simplify right side
    165,274.28x = 21,363,568,806.29
  5. Step 5: Solve for x
    x = 21,363,568,806.29/165,274.28
  6. Step 6: Final answer
    x = 129,261.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.